Letters from Henry James Tudor to his brother, William Tudor,

One letter written to Tudor from Ligorno, Italy, criticizes the contents his correspondence as containing a "dull, vapid succession of sentences"; it also contains a message to their mother regarding his extensive travels in Europe. One letter written from New Orleans addresses their brother Frederic’s health, and his ice business in Cuba and the West Indies.

Letters from James Biddle to William Tudor,

Five letters discussing the political atmosphere in South America and offering information on the Brazilian emperor and Austrian minister and news of visitors he received.

Letters from James Biddle to William Tudor,

Five letters in which Biddle discusses politics, the movements of other naval officers, and general news of friends and associates, including John Quincy Adams. In one letter he asks Tudor to use his influence to persuade the Brazilian government to release captured American seamen.

Letters from Thomas James Maling to William Tudor,

Six letters providing information about British naval vessels and news of the movements of French vessels and South American belligerents. He also mentions the silver mining partnership and the agent B. Llaveria. Included are a letter from Maling’s wife, and one letter from Maling in Spanish

Letters from Thomas James Maling to William Tudor,

Four letters regarding the conflicts in South America, including the movements of military leaders Juan Manuel de Rosas, Juan Lavalle, and Simón Bolívar, as well as politics in Europe. Also included are mentions of communication with B. Llaveria, the agent for supplying the silver mining operation.

Letters from Thomas James Maling to William Tudor,

Two letters regarding peace negotiations in Buenos Aires and politics in Europe, and two letters from Maling’s wife regarding accommodations she was seeking in Lima and news regarding various sailing vessels.

Letter from James Winthrop to William Bentley (fragment), 1783

One folio-sized leaf containing a one-page handwritten letter from Winthrop to Bentley briefly mentioning certain library acquisitions and including a transcription of a description of English Parliamentarian John Bourchier (1595-1660) from the Memoirs of Edmund Ludlow. The top of the leaf is torn and text is missing.

Letter from James Winthrop to William Bentley, 1783 January 27

Two octavo-sized leaves containing a one-page handwritten letter from Winthrop to Bentley containing cryptic gossip regarding an upcoming election of Winthrop and the claim of a "certain clergyman."

Letter from James Winthrop to William Bentley, 1783 October 23

One octavo-sized leaf containing a one-page handwritten letter from Winthrop to Bentley referencing "business" that Winthrop entered his "written protest" of, and the upcoming ordination of Timothy Hilliard as the new minister of Cambridge, Mass.

Letter from James Winthrop to William Bentley, 1783 November 20

Two octavo-sized leaves containing a two-page handwritten letter from Winthrop to Bentley discussing the "trials of the Regicides" during the reign of King Charles II.

Letter from James Winthrop to William Bentley, 1783 December 1

Two leaves containing a four-page handwritten letter from Winthrop to Bentley providing a biographical description of English judge John Bradshaw (1602-1659).

Letter from James Winthrop to William Bentley, 1784 February 8

Two folio-sized leaves containing a two-and-a-half-page handwritten letter from Winthrop to Bentley with a lengthy discussion on a recent comet and related calculations.

Letter from James Winthrop to William Bentley, 1784 February 16

Two folio-sized leaves containing a three-page handwritten letter from Winthrop to Bentley regarding comet calculations and a short criticism of the sermons of Samuel Cooper (1725-1783).

Letter from James Winthrop to William Bentley, 1784 March 13

Two folio-sized leaves containing a two-page handwritten letter from Winthrop to Bentley briefly mentioning book purchases and discussing Joseph Priestley's Disquisitions relating to matter and spirit.

Letter from James Winthrop to William Bentley, 1784 March 22

Two octavo-sized leaves containing a three-page handwritten letter from Winthrop to Bentley discussing the Royal Society's Philosophical Transactions.